在SQL 10PM中选择日期和时间，每天6AM之前 [英] SELECT Date and Time in SQL 10PM up to 6AM Everyday

问题描述

 SELECT scandate from FPI where scandate BETWEEN '2017-07-20' and '2017-07-25' DATEPART(hh,[scandate]) >= 22 AND DATEPART(hh,[scandate]) < 6 

但我什么也没得到...

but i get nothing ...

  SELECT scandate from FPI where scandate BETWEEN '2017-07-20' and '2017-07-25' DATEPART(hh,[scandate]) >= 14 AND DATEPART(hh,[scandate]) < 22

下午2点至10点正在工作，但晚上10点至6点则无法工作... TIA

2pm to 10pm is working but for 10pm to 6am its not working...TIA

推荐答案

在第一个查询中，您需要 OR ：

You need OR in the first query:

SELECT scandate 
FROM FPI 
WHERE scandate BETWEEN '2017-07-20' and '2017-07-25' AND
      (DATEPART(hour, scandate) >= 22 OR DATEPART(hour, scandate) < 6)

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